Official IELTS 20 books include audio that can be listened to on devices like iPhone and smartphones. **Shipping:** Orders placed before 12:00 PM will be shipped on the same day. **Packaging:** This product will be delivered in its original packaging. **Dimensions:** 16.6 cm x 23.4 cm The photos are samples. The book comes with original packaging. The authentic IELTS 20 books feature color-coded pages that highlight important exam points. These vibrant pages help you quickly grasp key information, significantly improving your exam preparation and score. **Note:** We do not recommend black and white copies with Chinese characters printed on them. Please purchase the official color edition of the book. By studying with accurate content, you can achieve a higher score.